p. 479 - 484
(2007/10/02)p. 4437 - 4446
(2007/10/02)2-benzyl-5-<(α-bromobenzylidene)hydrazino>-4-chloro-3(2H)-pyridazinone
2-benzyl-5-benzylidene-hydrazino-4-chloro-3(2H)-pyridazinone
7-benzyl-4-acetyl-2-phenyl-4H-pyridazino<4,5-e><1,3,4>thiadiazin-8(7H)-one